... Widely used in China's Inner Mongolia autonomous region of the broad masses of the grasslands, pasture, forest area, birdhouse, feeding, stadium, ... cm, 15 cm, 30 cm; The silk spacing: no less than 5.0 centimeters of arbitrary norms;Nets high: no higher ... widely used in China's Inner Mongolia autonomous region of the broad masses of the grasslands, pasture, forest area, birdhouse, feeding, stadium, ...